Sony Entertainment Television's (SET's) gamble on airing the fourth season of Kaun Banega Crorepati seems to have paid off, with the final episode drawing record viewership.Kaun Banega Crorepati-4......

After three editions of the hugely-successful Kaun Banega Crorepati, Sony TV has bought the rights for the show this year (earlier it was with Star Plus). The channel aims for 100 per cent growth......